Sightline Maps

1998 Map of Dam Proliferation in Cascadia

Cascadia's power dams have decimated its salmon runs.

1965 Map of Dam Proliferation in Cascadia

The distribution of power dams in Cascadia in 1965; the dams have decimated the Northwest's salmon runs.

1930s Map of Dam Proliferation in Cascadia

The distribution of power dams in Cascadia in 1930; the dams have decimated the Northwest's salmon runs.

Map of Cascadia

The Cascadia bioregion, defined by the watersheds of the rivers that flow into the Pacific Ocean through North America's temperate rainforest zone.

Victoria-Area Population Density Map

People per acre in the Victoria, BC area; Victoria is a leader in compact growth.

Vancouver-Area Population Density Map

Vancouver, BC, is the Cascadia region's leader in smart growth.

Spokane-Area Population Density Map

Spokane, Washington has relatively low density, compared to other Northwest cities.

Map of Residential Building Permits Outside the Seattle-area Growth Boundary

Developments outside the urban growth boundary for the Seattle-Tacoma-Everett region since 1991.

Eugene-Area Population Density Map

Eugene, Oregon, is relatively dense compared to other mid-size Cascadian cities.

Boise-Area Population Density Map

In Sightline's study of seven Pacific Northwest cities, Boise, Idaho, is the region's most sprawling metropolis.

Map of the Cascadia Scorecard's Five Forest Study Areas

An overview of the Scorecard's study areas, including BC's Inland Rainforest and the Williams Lake Region; the Olympic Peninsula and Central Cascades; and Southern Oregon.

Map of Clearcutting in Southern Oregon

The progress of clearcutting over a 30-year period in the Coast Range in southern Oregon near Roseburg.

Map of Clearcutting on the Olympic Peninsula, Washington

Clearcutting felled 29 percent of all forests over a 30-year period in the Olympic Peninsula.

Map of Clearcutting in BC's Inland Rainforest

Since 1970, almost 20 percent of mostly virgin rainforest was clearcut in BC's Inland Rainforest.

Map of Clearcutting in the Central Cascades

More clearcutting occurred since 1970 in the Central Cascades, including the Mt. St. Helens region, than in other study areas.